linux-kernel - Re: [PATCHv2 00/14] perf diff: Factor diff command

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Message-ID: <20121003165532.GI16230@one.firstfloor.org>
Date:	Wed, 3 Oct 2012 18:55:32 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Jiri Olsa <jolsa@...hat.com>, linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...e.hu>, Paul Mackerras <paulus@...ba.org>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	David Ahern <dsahern@...il.com>,
	Namhyung Kim <namhyung@...nel.org>
Subject: Re: [PATCHv2 00/14] perf diff: Factor diff command

> > hm, I missed this one.. hopefully it should be no problem to add it
> 
> Here's more issues I found (again no show stopper):

And another issue (this one is more serious):

I was trying to compare the same program with two different kernels.
But perf diff does not recognize the same functions in the kernels
as the same bucket. So I cannot actually "ratio" the different 
kernel versions.

-Andi
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